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Senior AI Engineer / Data Scientist (m/f/d)

ID de Puesto
468493
Publicado desde
23-Junio-2025
Organización
Digital Industries
Ámbito de trabajo
Information Technology
Empresa
Siemens S.A.
Nivel de experiencia
Profesional Experimentado
Tipo de jornada
Jornada completa
Modalidad de trabajo
Híbrido (remoto/oficina)
Tipo de contrato
Indefinido
Ubicación(es)
  • Amadora - Lisboa - Portugal
Create a better #TomorrowWithUs 🚀 

At Siemens, we build technology solutions to shape the world we live in. We transform industries and societies by combining the real and digital worlds. With over 300.000 of the world’s most forward-thinking minds and the power of a presence in more than 190 countries, we make a truly global impact. 
At the Portugal Tech Hub, we take on challenges to make life easier, safer, and more sustainable for us and generations to come. We bring value to the business digitalization transition, from Portugal to the world, in areas such as Artificial Intelligence, Analytics & Business Intelligence, Application Lifecycle Management, Cybersecurity, IT Infrastructure Management, IT Project & Service Management, IT Strategy, User Experience, and many more. 
With a decade of history and around 1.600 experts, the Portugal Tech Hub is the home of the new technologists – Dream Builders, Impact Creators & Future Makers. 
Are you one of them? Come join us! ⭐ 


Your mission will be…  
  • Designing, developing, and optimizing AI solutions using cutting-edge models and techniques across different domains, tackling problems related to predictive analytics, computer vision, natural language processing (NLP), and automation.
  • Translating business challenges into AI-driven solutions.
  • Building and productionizing AI/ML pipelines and agentic workflows.
  • Deploying and prompt-engineering large language models (LLMs) using Retrieval-augmented generation (RAG) for domain-specific use cases.
  • Leveraging cloud platforms to support scalable development and deployment of AI solutions.
  • Collaborating with backend engineers and cloud architects to deliver AI-first systems.
  • Monitoring and continuously improving model performance, latency, and accuracy in production environments
  • Ensuring all solutions meet enterprise-grade standards for reliability, traceability, and maintainability.

We are looking for...
  • Bachelor’s or Master’s degree in Computer Science, Machine Learning, Advanced Analytics, or a related field.
  • 4+ years of hands-on experience in AI/ML development and implementation in a consulting or corporate environment.
  • In-depth knowledge of generative AI methods (e.g., LLMs, Retrieval-Augmented Generation, vector databases, embeddings, agent systems) as well as classical machine learning.
  • Experience with cloud-based ML services such as Azure ML Studio, Azure OpenAI Service, AWS SageMaker, or AWS Bedrock.
  • Proven experience designing and deploying AI pipelines and multi-step agent architectures.
  • Proficiency in Python and familiarity with modern ML frameworks.
  • Demonstrated ability to integrate AI solutions into production environments.
  • Ability to clearly communicate complex technical concepts.
  • Excellent English skills, both written and spoken.

What you can expect from us… 
A hybrid and flexible working model to promote a better work-life balance, along with a budget for home office support and the opportunity to do 16 hours a year of volunteer work. A health insurance, access to our on-site medical center, plus the chance to join sports groups. 
In addition, you'll have access to online learning platforms and discounts with our partners. A shuttle bus to commute to the facilities and the possibility of financial support to your studies. 

What makes us proud as an employer: 
  • Merco – Companies and Leaders with the Best Reputation in Portugal  (#1 Tecnology/Manufacturing) 
  • Forbes – World’s Best Employers (#1 Engineering & Manufacturing) 
  • LinkedIn – LinkedIn Top Companies (#2) 
  • OnStrategy – REPSCORE 2024: Brands’ Reputation in Portugal (#1 Engineering & Electronic Services) 
  • Fortune – World’s Most Admired Companies (#1 Industrial Machinery) 
  • Teamlyzer – Company with the Best Interviews (#1 Technology) 


Please attach your CV in English. 


#Siemens #PortugalTechHub 

Siemens is committed to creating a diverse environment and is glad to be an equal opportunity employer. We strongly encourage applications from a diverse talent pool!